$require(['swiper'], function () {
    var gregrefgrefre = new Swiper ('.gregrefgrefre', {
        loop: false, 
        slidesPerView :3,
        initialSlide: 99,
        watchSlidesVisibility: true,//防止不可点击
    }) 
    var gregrefgrefrea = new Swiper ('.gregrefgrefrea', {
        loop: false, 
        slidesPerView :1,
        initialSlide: 99,
        thumbs: {
            swiper: gregrefgrefre,
        },
        navigation: {
          nextEl: '.gregrefgrefre .swiper-button-next',
          prevEl: '.gregrefgrefre .swiper-button-prev',
        },
    })  
  })